Christy Smitheran

Mrs. Smitheran completed her undergraduate work at the University of California, Irvine with a bachelor’s degree in biology. She then pursued a master’s degree in physical therapy from California State University Fresno graduating in May 2000.  Mrs. Smitheran has extensive experience in neurological rehabilitation working with patients from a variety of centers including Long Beach Memorial Medical Center, CareMeridian, Village Healthcare Centers, No Limit Physical Therapy and finally Precision Rehabilitation.  Over the last 18 years she has been a leader in the areas of spinal cord injury, stroke rehabilitation, amputations, balance rehabilitation, and wheelchair seating and positioning. Currently, Ms. Smitheran co-owns Precision Rehabilitation and has been featured on various radio and television programs with her work in neurological rehabilitation.  Her commitment to advanced technology has earned her advancing publicity.  This technology includes ReWalk where Mrs. Smitheran helps people with paralysis walk again.

Christy completed her certification in Neuro-Developmental Technique (NDT) and is a RESNA certified Assistive Technology Practitioner (ATP).  Additional, she is a certified Ride Designs custom seat system provider and has grown a wheelchair seating clinic with expert clinicians.  People from all over the world have traveled to Precision Rehabilitation to be evaluated by Mrs. Smitheran.  Christy is also LSVT ® BIG certified to help patients with Parkinson’s Disease or Parkinson’s-like symptoms use exercise to improve function. 

Mrs. Smitheran has been a part-time lecturer at California State University, Long Beach in the Physical Therapy program and has conducted presentations on spinal cord injury, wheelchair assessment, and private practice ownership to other universities including University of Southern California and California State University, Fresno.  Christy is an active member in the American Physical Therapy Association and RESNA.  She is a certified Clinical Instructor (CI) through the APTA helping her to serve universities across the nation with student clinical rotations.

Manjiri Dahdul
Doctor of Physical Therapy

Dr.Dahdul graduated from the University of Southern California in 2003 with a doctorate degree in Physical Therapy. Post graduation, she specialized in neurological rehabilitation at Long Beach Memorial Medical Center (LBMMC) and Rancho Los Amigos National Rehabilitation Center (RLANRC). Dr. Dahdul acquired specialized training in spinal cord injury and pressure ulcer management at Rancho Los Amigos National Rehabilitation Center.

As a USC researcher, she worked for the national Extremity Constraint Induced Therapy Evaluation (EXCITE) clinical trial in the Motor Behavioral and Neurological Rehabilitation Laboratory. In addition to serving as a clinical mentor in the patient-centered clinics at Mount Saint Mary’s College, Dr. Dahdul currently serves as an Adjunct Instructor of Clinical Physical Therapy in the Biokinesiology and Physical Therapy department at USC.

She is a certified clinician in LSVT® BIG and Parkinson’s Wellness Recovery (PWR!) for individuals with Parksinson’s disease. She acquired specialized training in adaptive equipment, assistive technology, and wheelchair seating/ positioning as a RENSA certified Assistive Technology Professional (ATP). She is RIDE certified in custom molded seating and positioning.

Dr. Dahdul is an active member of the American Physical Therapy Association (APTA) and Neurology Section of the APTA. As co-owner of Precision Rehabilitation, she facilitates the Clinical Coordination of Continued Education (CCCE) for USC. In 2011, Dr. Dahdul was honored with the invitation of Keynote Speaker at USC’s Convocation and White Coat Ceremony. She was invited again to the White Coat Ceremony in 2014, and was recognized with the Clinical Educator of the Year award. Her professional pursuit towards excellence in neurological physical therapy continues through serving as the Director and Co-Program Coordinator of the Neurological Residency Program at Precision Rehabilitation.

Tiffany Preuschoff
Director of Rehabilitation
Doctor of Physical Therapy
Dr. Tiffany Preuschoff graduated from the University of Southern California with a Doctorate degree in Physical Therapy. She obtained her board certification as a Neurologic Clinical Specialist in 2012. She is passionate about treating the neurologic population and holds additional certifications in LSVT® BIG & PWR! Therapist, rehabilitation techniques for individuals with Parkinson’s disease. Using the latest evidence, she developed and currently runs Precision Rehabilitation’s Constraint Induced Therapy program for individuals with Acute or Chronic hemiplegia after stroke.

In 2010, alongside Dr. Manjiri Dahdul, she began developing Precision Rehabilitation’s Neurological Residency program, which is now recognized as an ABPTS Credential Residency Program. Dr. Preuschoff serves as the Residency’s Coordinator and a primary mentor.

Dr. Preuschoff is an Adjunct Professor at Mount St. Mary’s University in the Doctorate of Physical Therapy program. She is an active member of the American Physical Therapy Association (APTA). She is also a certified clinical instructor (CI) as has served as a CI for several Physical Therapy programs in Southern California including USC, CSULB, Loma Linda University and Mount St. Mary’s University.

Angela Mandas
Speech Language Pathologist
Angela Mandas received her Master of Arts from California State University-Fullerton (CSUF) and is currently licensed by the state of California as a Speech Language Pathologist. She practiced as a Senior Speech Language Pathologist at Long Beach Memorial Hospital for 19 years and currently teaches at Chapman University. Her specialty areas include neurologic disorders and dysphagia. She also serves as a Medical Expert for legal cases.

Mrs. Mandas is an ASHA certified SLP who is also certified to work with children and adults of all ages. She also has certification in Neuromuscular Electrical Stimulation, Vital Stim ®, Lee Silverman Voice Treatment (LVST)®, and Interactive Metronome. In addition, she is trained in the Beckman approach to neuromuscular disorders.

Angela was the President of the California Speech and Hearing Association (CSHA), the commissioner of Research and Publications, and the state convention Program Chair for the past 4 years. Mrs. Mandas has also been involved in numerous publications, including a column in a national publication called the “Administration and Supervision for ASHA’s Special Interest Division”. Her column, which she has been writing for two years, deals with ethics in the workplace.

Mrs. Mandas is also very active in the community, as she has been involved in volunteer organizations, such as the Southern California Head Injury Foundation(1990-1995, the Jonathan Jaques Cancer Fundraiser, and the Painted Turtle camp for children with chronic illnesses.

Claire Malawy
Occupational Therapist

Claire completed her undergraduate work at Chapman University where she obtained a Bachelor’s degree in Kinesiology. She then completed her graduate studies at the University of Southern California and received her Master’s degree in Occupational Therapy.  After graduating Claire started working at Casa Colina Centers for Rehabilitation where she specialized in spinal cord injury rehabilitation and worked in the inpatient setting for over 8 years.

Claire is an OT who is a certified provider with Touch Bionics that is qualified to provide functional training for individuals who have an upper extremity amputation and are being fitted for an i-limb revolution.  In addition, Claire in 2014 became a certified NEURO-IFRAH clinician. 

Claire is also an active member of the Occupational Therapy Association of California (OTAC) and is licensed through the National Board for Certification in Occupational Therapy (NBCOT)

Melanie Fernando-Reid
Physical Therapist
Melanie graduated over 30 years ago from Loma Linda University with a Bachelors of Science in Physical Therapy. She has been accredited as an Orthopedic Clinical Specialist by the APTA since 1997. She has extensive varied clinical experience in multiple settings including industrial rehabilitation return to work, sports medicine return to play at high school, college, and professional athletes and orthopedic conservative and post surginal rehabilitation

Melanie has been an APTA credentialed Clinical Instructor since 2009 with students from many physical therapy schools including Loma Linda University, Azusa Pacific University, and the University of Southern California. She has served as a part time instructor in various physical therapy programs. In 1989, she helped establish the curriculum and teach the orthopedic and manual therapy curriculum at Cal State Northridge from 2000-2002. She introduced and taugh Industrial Rehabilitation and Return to Work at Loma Linda University. In addition to her contributions to these universities, she ws asked to write a chapter on Rehabilitation that was published in a book on Surgical Ankle Arthroscopy in 1991.

Most importantly, Melanie enjoys being able to continue direct clinical care at Precision Rehabilitation, emphasizing and teching self management options before or after and injury. When she is not at Precision, she has the opportunity to help empower healthcare providers in numerous settings as a Clinical Training Consultatnt with a safe patient handling equipment company.

Kimberly Yoshinaga


Dr. Kimberly Yoshinaga completed her undergraduate work at Azusa Pacific University where she graduated with a Bachelor of Science degree in Applied Health with a Physical Therapy Emphasis. While an undergraduate, she participated in a 6-week medical mission trip to the Dominican Republic and Haiti, where she served alongside a team of 9 other students, local physicians and nurses in providing free medical care at remote mobile clinics and home visits, as well as volunteered at orphanages and hospitals. Kimberly developed a passion for working with under-served populations and has also volunteered at Union Rescue Mission as a student physical therapist, where she provided pro bono physical therapy services for residents of the mission.

Kimberly completed her post-graduate studies at Mount St. Mary’s University, where she received her Doctorate of Physical Therapy degree. During her graduate program at MSMU, she participated in research involving gait and balance training for children with chronic stroke. She has experience in neurological rehabilitation, orthopedic and musculoskeletal movement disorders, acute care, pediatrics, and chronic pain. Since graduating, Kimberly works with both the neurologic and orthopedic patient populations at Precision Rehabilitation. 

Joyce Wondolowski


Dr. Joyce Wondolowski received her B.S. in Psychology from the University of North Carolina at Chapel Hill and her Ph.D. in Neuroscience from Oregon Health & Science University in Portland. She worked as a research scientist at UCLA studying the cerebellum (the part of the brain responsible for movement coordination and motor learning) and motor cortex (the brain region responsible for movement initiation), and at USC studying plasticity at the neuromuscular junction.

She then decided to change her career path to work directly with the people affected by movement dysfunction and earned her Doctorate of Physical Therapy from USC. During her studies at USC she received the Merit Award for Academic Excellence, The Jesus Dominguez Award for Community Service, The Kathleen Bice Award for Clinical Excellence, and the Basic Science Scholar Award. Dr. Wondolowski’s clinical training included rotations working with orthopedic, neurologic, chronic pain, vestibular, and cardiovascular conditions in both outpatient and acute inpatient settings.

Dr. Wondolowski is excited to bring her scientific and research expertise to a clinical setting by staying abreast of current research in rehabilitation and applying new findings to her interventions and patient care.   

Vince Tran

PT Aide

I graduated from Cal State Long Beach with a Bachelor of Arts in Human Development. I first started at Precision Rehabilitation as a volunteer back in 2014 and now I’m currently a physical therapist aide with over 2000 hours of experience. Also, I volunteer at Long Beach Memorial Hospital in the inpatient physical therapy department. I’ve always been interested in this field ever since I broke my femur and I understand the commitment it takes to get back on your feet, so I take great pride in helping people achieve their goals. Other than working at Precision, I love to play basketball and tennis to stay active and healthy. Let’s get to rehabilitating!

Michael Vu

Physical Therapy Aide

Michael Vu graduated Cal Poly Pomona with a bachelors of science in kinesiology and health promotion. Currently, he is finishing his masters of science in kinesiology with an emphasis in exercise science at Cal State Long Beach focusing in on aquatic resistance training consideration for aging population and sports performance. Michael started volunteering at Precision Rehabilitation in the summer of 2014 and became a Physical Therapy aide at Precision since the March of last year. He instructs the Adapted Gym Class Tuesdays and Thursdays. He is also a Physical Therapy aide in a location in Newport Beach. On his spare time Michael loves to play volleyball and work out. His aim is to become a physical therapist that inspires and educates patients in order to promote lifelong learning through his past and future knowledge. Exercise is medicine! 

Julia Marcial
Director of Operations
Julia is a native of Long Beach, California. She has been working in the Medical field for the past 10+ years. She joined Precision Rehabilitation as a Front Desk Administrator in 2013 and as of August 2016 she became the Director of Operations, Julia has been a big part of Precision Rehabilitation’s day to day operations. She has provided Precision Rehabilitation with a variety of services, including light IT work around the clinic, problem-solving insurance issues, etc. she’s always been our Go-To person. Julia has also become our resident baker for our staff and volunteers. On her free time, she enjoys cooking and baking, & spending time with her family and friends.
Sarah Puluti
Front Desk Administrator
Sarah Puluti joined Precision Rehabilitation in October of 2016 as a front desk administrator. She has been working in the medical field for the past 5 years with an excellent background in customer service. She is a great addition to Precision Rehabilitation, Sarah is always going an extra mile in helping our staff and patients. On her free time, she’s an excellent photographer and loves to spend time with her family and friends.
Sarah Alannouf
Speech Therapy Language Assistant
Sarah earned her B.A. in Child Development and Family Studies from California State University, Long Beach. She went on to earn her B.S. in Communication Disorders from Utah State University. She then completed the Speech and Language Pathology Assistant Certification program at California State University, Northridge. Sarah has spent years volunteering in a number of settings as well as here at Precision Rehabilitation under the guidance of Angela Mandas SLP-CCC. Sarah has also volunteered at the Down Syndrome Association of Orange County. During that time, she was able to work with children in small groups and conduct speech screenings at local Preschools.
As a teenager, Sarah spent her summers volunteering at Long Beach Memorial Hospital where she learned that her passion was to help those in need. She thoroughly enjoys the clinical setting but her specialty is working with children and families. She currently works with children in early intervention, articulation and phonological delays, language development delays and voice disorders.
Sarah’s short-term goals are to acquire special certifications in Autism disorder as well as Childhood Apraxia of Speech. Her long-term goals consist of starting a family and eventually finishing her education with a Masters degree in Communication Disorders.
Greg Robledo
Administrative Assistant
Greg is the newest addition to Precision Rehabilitation. He joined the practice in August of 2018. He has served in the medical field for over 14 years, specializing in Healthcare Management and customer service. His passions include traveling to new countries and exploring new cultures.


562 988-3570


Monday:       8:00 AM - 6:00 PM
Tuesday:       8:00 AM - 5:00 PM
Wednesday: 8:00 AM - 6:00 PM
Thursday:     8:00 AM - 5:00 PM
Friday:           8:00 AM - 5:00 PMSaturday:      Closed
Sunday:         Closed

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